public class Text7 {
    // 162.寻找峰值
    public int findPeakElement(int[] nums) {
        int left = 0, right = nums.length - 1;

        while(left < right){
            int mid = left + (right - left)/2;
            if(nums[mid] < nums[mid+1])
                left = mid + 1;
            else
                right = mid;
        }

        return left;
    }
}
